The ball bearing dimensions are10mm x 28.20mm x 44.55mm.
Oil hole 3.20mm
Drainage hole 7×15.50mm
And it’s used for turbos like GTX37 GTX40 GTX42 GTX45, etc.
Check out other shaft sizes or types of turbo ceramic ball bearings here:
Turbo ceramic ball bearing 8mm shaft GT/X25, GT/X28, GTX/30, GT/X35
http://www.okamins.com/ballbearingGT283035
Turbo Ball Bearing Repair Kit Rebuild Kit GT25R GT28R GT30R GT35R
http://www.okamins.com/bbrepairkitGT30R
Ceramic ball bearing for turbo G25
http://www.okamins.com/ballbearingG25
Turbo ceramic ball bearing 13mm shaft GTX42 GTX45
http://www.okamins.com/turboballbearing13mm
Turbo ceramic ball bearing 10mm shaft x 28.20mm x 55.20mm GT37R, GT40R, GT42R, GT45R, GTX
http://www.okamins.com/turboballbearing10mm
Turbo ceramic ball bearing 10mm shaft x 28.20mm x 44.55mm GTX37 GTX40 GTX42 GTX45
http://www.okamins.com/turbobb10mm2
Turbo ceramic ball bearing 6mm shaft Benz 802774-0006 etc.
http://www.okamins.com/turboballbearing6mm
Turbo ceramic ball bearing 10mm shaft x 28.20mm x 55.20mm GT37R, GT40R, GT42R, GT45R, GTX
Turbo ceramic ball bearing 13mm shaft GTX42 GTX45
Turbine shaft wheel T04B T04E TB41 64.60×74.20mm 11B
Turbo ceramic ball bearing 8mm shaft GT/X25, GT/X28, GTX/30, GT/X35